Ancestry of
James Madison

4th U.S. President

Idonea de Leyburn

View famous kin of Idonea de Leyburn

• • 16th Great-grandmother of James Madison — 19th Generation
  • Ahnentafel No:
  • 321563 
  • Father:
  • William de Leyburn 
  • Mother:
  • Juliane de Sandwich   
  • Birth Date:
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  • Death Date:
  • AFT 1321 
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  • Spouse Name:
  • Geoffrey de Say III
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  • Children:
  
  

  Geoffrey de Say

  Katharine de Say

  Juliane de Say (Ahnentafel No:160781 )

  Isabel de Say

  • Notes: 

  • Idonea de Leyburn was not a daughter and coheiress of Roger de Vipont.

• Sources for Idonea de Leyburn

  • ¹ Weis, Frederick Lewis, et. al., The Magna Charta Sureties, 1215: The Barons Named in the Magna Charta, 1215 and Some of their . . ., 5th edition, Baltimore, Maryland: Genealogical Publishing Co., Inc. (Third Printing, 2006), 17-18.